lithic
/ˈlɪθɪk/adjective
1- chiefly Archaeology & Geology of the nature of or relating to stone【主考古, 主地质】石的, 石质的。
1.1
- Medicine, dated relating to calculi【医】〈旧〉结石的。
词源
late 18th cent.: from Greek lithikos, from lithos 'stone'.